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Taxonomy
Family: Subfamily:
MYTILIDAE: MUSCULINAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Pteriomorphia (Subclass)
> Mytilida (Order)
> Mytiloidea (Superfamily)
> Mytilidae (Family)
> Musculinae (Subfamily)
> Musculus (Genus)
> impactus (Species)
Genus Synonyms:
=Modiolarca Gray, 1842
=Mytilus (Modiolarca) Gray, 1842
Synonymised Names:
=Modiola discors Lamarck, 1819
=Modiolarca impacta (Hermann, 1782)
=Musculus (Modiolarca) impacta (Hermann, 1782)
=Musculus inflatus Thiele, 1930
=Musculus novaezeelandiae Röding, 1798
=Mytilus discors Fabricius, 1788
=Mytilus impactus Hermann, 1782
=Mytilus ziczac Anton, 1838
Images: Musculus impactus (Hermann, 1782)
In clumps under rocks below low tide, Tutukaka Harbour, Northland, NZ. 22mm. © rights reserved
In clumps under rocks below low tide, Tutukaka Harbour, Northland, NZ. 22mm. © rights reserved
Taxonomy
Family: Subfamily:
MYTILIDAE: MUSCULINAE
Full Classification:
Mollusca (Phylum)
> Bivalvia (Class)
> Pteriomorphia (Subclass)
> Mytilida (Order)
> Mytiloidea (Superfamily)
> Mytilidae (Family)
> Musculinae (Subfamily)
> Musculus (Genus)
> impactus (Species)
Genus Synonyms:
=Modiolarca Gray, 1842
=Mytilus (Modiolarca) Gray, 1842
Synonymised Names:
=Modiola discors Lamarck, 1819
=Modiolarca impacta (Hermann, 1782)
=Musculus (Modiolarca) impacta (Hermann, 1782)
=Musculus inflatus Thiele, 1930
=Musculus novaezeelandiae Röding, 1798
=Mytilus discors Fabricius, 1788
=Mytilus impactus Hermann, 1782
=Mytilus ziczac Anton, 1838
Details: Musculus impactus (Hermann, 1782)
Size/Grows to:
Length 47mm, Width 28mm
Distribution:
North, South, Stewart and Chatham Islands. In clumps under rocks below low tide, from 0-201m
Notes:
Nesting Mussel, Marine, Native - Non-endemic
Distribution Map
 
References and Publications
  • Morley, M.S. Jul/2005 Privileged viewing of the nesting mussel, Modiolarca impacta, Poirieria, 31 (p.20)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.374)
  • Hermann, J. 1782 Ueber einige Conchylien, Der Naturforscher, 17 (p.152) Original Description

NZ Geographical Regions
Key to symbols used in Checklist.
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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